19678470

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{1129}}^1$

素因数の和:1229

約数の個数: 64

約数和(自身を含む): 54673920

約数和(自身を除く): 34995450

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 83, 105, 166, 210, 249, 415, 498, 581, 830, 1129, 1162, 1245, 1743, 2258, 2490, 2905, 3387, 3486, 5645, 5810, 6774, 7903, 8715, 11290, 15806, 16935, 17430, 23709, 33870, 39515, 47418, 79030, 93707, 118545, 187414, 237090, 281121, 468535, 562242, 655949, 937070, 1311898, 1405605, 1967847, 2811210, 3279745, 3935694, 6559490, 9839235, 19678470]

約数ペア:

[(1, 19678470), (2, 9839235), (3, 6559490), (5, 3935694), (6, 3279745), (7, 2811210), (10, 1967847), (14, 1405605), (15, 1311898), (21, 937070), (30, 655949), (35, 562242), (42, 468535), (70, 281121), (83, 237090), (105, 187414), (166, 118545), (210, 93707), (249, 79030), (415, 47418), (498, 39515), (581, 33870), (830, 23709), (1129, 17430), (1162, 16935), (1245, 15806), (1743, 11290), (2258, 8715), (2490, 7903), (2905, 6774), (3387, 5810), (3486, 5645)]